mid-atlantic to the north, you need to take this very serious and follow the instructions of your state and local officials because they're going to be providing you with the best advice in terms of how to deal with this storm. >> the storm has already killed 66 people in the caribbean, where battered haiti and cuba. in haiti, a top u.n. relief official warned of a heightened risk of a new outbreak of waterborne disease. >> so the entire southern peninsula, including the province [indiscernible] has been heavily affected with flooding, rivers have burst out of their banks, canals running through port-au-prince. what we fear most is that there might be spikes in waterborne diseases, especially cholera, which we always see after flooding and rain in haiti. >> new york is among many states to close schools and transit systems in preparation for the storm. it the entire new york subway system is being shut down for the second time in 14 months after no previous instances. the new york stock exchange is also closed in its first unscheduled shutdown since 2001. on sunday, the new york city mayor michae